› added 13 years ago

203

TIL that c800, the Muslim scientist al-Jahiz developed a theory of evolution involving natural selection and passing on of successful genes

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417R TIL McDonalds own employee health benefits page warned employees to avoid burgers and fries out of health concerns
KYOd6 TIL if all the trenches built along the western front in WW1 were laid end-to-end they would total over 25,000 miles long; enough to encircle the earth at the equator (24,901 miles)
o4d7 TIL Kim Il Sung developed a calcium deposit the size of a baseball on the back of his neck. Because of it, he was only photographed from the front and citizens were jailed for mentioning it to each other.
JeXk TIL: The U.S. government has ordered that homeopathy ‘treatments’ must be labelled to say they do not work.
v1y48 TIL of bioengineering professor Manu Prakash, who invented a foldable microscope and centrifuge that cost under a dollar combined. The implications of these tools for impoverished countries are huge.